MATLAB "break" function

(See attached file for full problem description)

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How would you rewrite the following script without using break?

for p = 7:8
  for q = 3:5
    for r = 1:2
      fprintf('  %3.0f,    %3.0f,    %3.0fn' ,   p,  q,  r)
    end
    if q = = 4,    break;   end
  end
end
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